By 2005, the reward had grown to $1,000,000 for proof that explosives were not used in the collapse of the World Trade Center.

The investigative team released its report on the collapse of the World Trade Center in May 2002.

His views on the collapse of the World Trade Center have raised a few eyebrows.

The final set of songs deal with the collapse of the World Trade Center and its emotional aftermath.

He died in the collapse of the World Trade Center.

That agency had been assigned by Congress to study the collapse of the World Trade Center and the city's emergency response.

From there, he watched the collapse of the World Trade Center, a mile away, in 2001.

Like more than 300 comrades, they died in Tuesday's collapse of the World Trade Center.

The plane crashes and resulting fires caused the collapse of the World Trade Center.

Parents say the lead came from the collapse of the World Trade Center.